To withstand the sometimes harsh working conditions of the industry, the TSC MH261 Industrial Printer is equipped with robust aluminum injection-molded housing including a metal cover and large viewing window - which also ensures easy maintenance. The powerful interior features include a 32-bit RISC CPU, 256 MB SDRAM and 512 MB flash, as well as a self-checking TPH maintenance mechanism and various sensors, such as for label gaps or black mark. The interface selection includes high-speed USB 2.0, a USB host, RS-232, parallel and Ethernet. Plus, the MH261 Series may be optionally expanded with a combination module of Bluetooth 4.2 and Wi-Fi 802.11ac.